Final answer:
Organizational culture is more commonly expressed informally and encompasses values, visions, norms, and interactions that shape how work is performed within a company. It can be formally documented but is also significantly shaped through informal practices. Therefore correct option is A
Step-by-step explanation:
The question asks which statement is true regarding organizational culture. Answer option a., 'Organizational culture is more commonly expressed informally,' is correct. Organizational culture encompasses the values, visions, norms, and interactions among employees within a company or organization. It represents the collective behavior and mindset that influence how work is done and decisions are made.
While the organizational culture can indeed be expressed formally through mission statements, memos, or manuals, it is also significantly shaped by informal expressions such as jargon, stories, rituals, and practices that build over time. The other statements, b, c, d, and e, contain inaccuracies regarding the definition and scope of organizational culture.